Zanthoxylum wutaiense Chen

Shrubs. Branchlets with prickles or unarmed, glabrous. Leaves 5-13-foliolate; rachis canaliculate, sides of channel rarely slightly spreading apically; leaflet blades sessile, opposite, oblong to oblong-lanceolate, 2.5-10 × 0.6-2 cm, leathery, midvein narrowly ridged adaxially, secondary veins 7-16 on each side of midvein, base attenuate to cuneate, margin crenulate, apex acuminate at least in terminal blade. Inflorescences axillary, paniculate. Flowers yellow. Pedicel ca. 3 mm. Perianth in 2 irregular series or 1 series, with 5-8 ± undifferentiated tepals. Male flowers: stamens 5-8. Female flowers: pistil subtended by columnar disk, 1(or 2)-carpelled; carpel ovoid to ellipsoid, with a conspicuous lateral oil gland; style short; stigma capitate. Fruit follicle ovoid, ca. 5 mm in diam. Fl. Apr.

Taiwan (Pingdong).

● Exposed slopes in secondary broad-leaved forests; 1300-1400 m.